/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package bookstore.common;

import java.io.IOException;
import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;

public class EncodingFilter implements Filter {

    private FilterConfig filterConfig;

    @Override
    public void doFilter(ServletRequest request, ServletResponse response,
            FilterChain chain)
            throws IOException, ServletException {
        String encoding = filterConfig.getInitParameter("encoding");
        request.setCharacterEncoding(encoding);
        chain.doFilter(request, response);
    }

    @Override
    public void destroy() {
    }

    @Override
    public void init(FilterConfig filterConfig) {
        this.filterConfig = filterConfig;
    }
}
